Question

If something has an atomic number of 13 and an atomic mass of 26.98 how many protons does It have

Answer 1

13, the number of protons is the atomic number. If the number of protons ever changes you are at a dif element

Answer 2

13 Protons because the atomic number is the number of electrons and protons.
The atomic mass is protons plus neutrons because electrons are too small to measure.